Home / 15,940.24-23,789.84-15,525.52

Finding the Fourth Proportional to 15,940.24, 23,789.84 and 15,525.52

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Solution

The fourth proportional to 15,940.24, 23,789.84 and 15,525.52 is: 23,170.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,940.24 : 23,789.84 = 15,525.52 : x
  2. Step 2: Convert to fraction form
    15,940.24/23,789.84 = 15,525.52/x
  3. Step 3: Cross multiply
    15,940.24x = 23,789.84 × 15,525.52
  4. Step 4: Simplify right side
    15,940.24x = 369,349,636.72
  5. Step 5: Solve for x
    x = 369,349,636.72/15,940.24
  6. Step 6: Final answer
    x = 23,170.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.